Updated glibc packages are available to fix a buffer overflow in the resolver.
The GNU C library package, glibc, contains standard libraries which areused by multiple programs on the system.
A read buffer overflow vulnerability exists in the glibc resolver code inversions of glibc up to and including 2.2.5. The vulnerability istriggered by DNS packets larger than 1024 bytes and can cause applicationsto crash.
All Red Hat Linux users are advised to upgrade to these errata packages.
For the patch, click here.